The Krummbach is a left tributary of the Dreisam in the Southern Black Forest east of Freiburg im Breisgau in the German state of Baden-Württemberg. It is just under 17 kilometres long, In its upper reaches it is better known as the Zastlerbach; in its middle course it is also known as the Osterbach.

Krummbach
The upper Zastler valley seen from the Feldberg
Map
Location
CountryGermany
StateBaden-Württemberg
Reference no.DE: 2338832
Physical characteristics
Source 
 • locationInto the Zastler Loch at Feldberg
 • coordinates47°52′27″N 8°00′52″E / 47.87406°N 8.01442°E / 47.87406; 8.01442
 • elevationca. 1,445 m above sea level (NN)
Mouth 
 • location
into the Dreisam
 • coordinates
47°58′48″N 7°55′05″E / 47.98008°N 7.91807°E / 47.98008; 7.91807
 • elevation
ca. 329 m above sea level (NN)
Length17.0 km (10.6 mi) [1]
Basin size30.99 km2 [2]
Discharge 
 • location[3] at its mouth
 • average1.0 m3/s
Basin features
ProgressionDreisamElzRhineNorth Sea
LandmarksVillages: Oberried, Kirchzarten
Tributaries 
 • leftStollenbach
 • rightWeilersbächle

References

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  1. ^ Map services of the Baden-Württemberg State Office for the Environment, Survey and Conservation (Landesanstalt für Umwelt, Messungen und Naturschutz Baden-Württemberg)
  2. ^ Daten- und Kartendienst der LUBW
  3. ^ Regional discharge of the Zastler gauge (35 L/s.km2) related to the catchment area of the Krummbach (rounded)
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